Monique A. Green

The BAU team investigates a series of murders in Oklahoma; Reid gives JJ and Prentiss the cold shoulder.

Louis wants to make his street a prime trick-or-treat destination; Jessica comes up with a plan to protect her investment property from pranksters.

In the spirit of Halloween, Louis makes every effort to scare Jessica, who's busy drafting a horror novel; Eddie and his friends are excited to party at Nicole's house with some high school kids.

Rox's former step coach arrives at the hospital with the local team after a pyramid stunt goes wrong; Noa pleads with Leanne and Campbell to try any other method before performing an emergency hysterectomy on a young teenage girl.

Under The Influence. Jack is going through an experimental phase and getting himself into trouble, so Dre chaperones the twins school dance to keep an eye on him.

A young couple hanging out in someone else's house find themselves in hot water when a security guard and decorated veteran wind up dead in the street outside. But Brenda finds her investigation stifled by the watchful eye of the District Attorney's office. Meanwhile, Raydor and Pope finally pinpoint the leak in the department.